code: def test_deployment_handle(self, deployment: Deployment):
      @serve.deployment
      class Delegate:
          def __init__(self, f: RayServeHandle):
              self._f = f.options(stream=True)
  
          async def __call__(self):
              gen = self._f.remote(5)
              assert [result async for result in gen] == list(range(5))
  
      h = serve.run(Delegate.bind(deployment.bind()))
      h.remote().result()
  
imports: import sys
  from typing import AsyncGenerator, Generator
  import pytest
  from ray import serve
  from ray.serve import Deployment
  from ray.serve.handle import RayServeHandle
label_desc: Use image node_id 2 for calling the TestGeneratorFunctionDeployment obj's underlying member method code with example usage: obj.test_deployment_handle(deployment) without return types